[aprssig] GPS patch antenna alternatives
jdw at eng.uah.edu
Tue Nov 27 19:41:43 CST 2007
On Nov 27, 2007, at 7:27 PM, Scott Miller wrote:
> That's a little smaller than I need, and not easily connected
> without a PCB.
yeah, but the PCB isn't terribly complex. :|
> For a transmitter, I'd just use a wire whip. But I'm not sure what
> the equivalent would be for GPS - is there any easy way to wind a
> quadrifilar helix?
not sure about that one; maybe ye olde dipole?
somewhere I stumbled across a PDF describing one built from PCB
material and a margarine tub for a radome. ah, here we are:
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